New Audi Q5 Turbo – Ref. 818987-5001S

Diagnosing a turbo fault on an Audi Q5 2.0 TDI before replacing the part

Before ordering a new turbo for your Audi Q5, it is essential to confirm that the turbo is actually at fault. Progressive power loss, blue or black exhaust smoke, an unusual whistling noise under acceleration, or an engine warning light can all point to a failing turbocharger. On the 2.0 TDI engines fitted to this SUV, you should first check the boost pressure using a diagnostic tool, inspect the vacuum hoses, ensure the air filter is clean, and check for excessive play on the turbo shaft before concluding that a full replacement is necessary.

New turbo for Audi Q5 (8R) 2.0 TDI 170 and 177 hp

This new turbo is compatible with reference 818987-5001S, intended for Audi Q5 (8R) models fitted with 2.0 TDI engines producing 170 hp and 177 hp. These 1968 cm³ diesel units are found under several engine codes depending on the trim level and production period of the vehicle. Before placing an order, please check the reference printed on the label of your old turbo, as well as the engine code shown in the service book or directly on the engine block, to ensure perfect compatibility with your Q5.

Engine variants and engine codes covered

This new turbo fits Audi Q5 vehicles equipped with the following engines:

• 2.0 TDI 170 hp – engine codes CAHA, CAHB, CGLA, CGLB
• 2.0 TDI 177 hp – engine codes CGLC, CGLD, CMGA, CMGB, CNHC

Equivalent references

• 03L145701K
• 03L145701KV
• 03L145701KX
• 03L145701L
• 03L145701LV
• 03L145701LX
• 03L145702G
• 03L145702GV
• 03L145702GX
• 03L145721B
• 03L145721BV
• 03L145721BV100
• 03L145721BX
• 03L145721BY
• 804888-5003S
• 818987-5001S

Exchange basis and warranty on this Audi Q5 turbo

This new turbo is sold on an exchange basis: in accordance with our Terms and Conditions, return of your old turbo is required. It is only collected after the new part has been delivered and fitted, so your Audi Q5 is not left off the road. This turbo comes with a 12-month parts warranty, subject to fitting being carried out by a professional. Payment can be spread over multiple instalments, in up to 10 instalments.

Advice before fitting on your Q5 2.0 TDI

On the 2.0 TDI engines in this SUV, turbo longevity depends heavily on the quality and frequency of engine oil changes, as well as the condition of the air filter and intercooler. Before installation, check the oil circuit (feed and return lines), inspect the hoses for leaks, and ensure the air intake is clean. Prime the turbo with oil before the first start-up to ensure immediate lubrication of the bearings and prevent seizure on start-up.

This same turbo also fits

• New Audi A4 Turbo – Ref. 818987-5001S
• New Audi A5 Turbo – Ref. 818987-5001S
• New Audi A6 Turbo – Ref. 818987-5001S